/*
 * Copyright 2007-2008, www.jsemantic.org, www.adolfoestevez.com,
 * http://semanticj2ee.blogspot.com/ 
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.jservicerules.support.spring;

import org.jsemantic.core.context.external.ExternalContext;
import org.springframework.context.ApplicationContext;

/**
 * ExternalContext implementation using Spring.
 */
public class SpringExternalContextImpl implements ExternalContext {
	
	/** The ctx. */
	private ApplicationContext ctx = null;
	
	/**
	 * Instantiates a new spring external context impl.
	 * 
	 * @param classPathContextFile the class path context file
	 */
	public SpringExternalContextImpl(String classPathContextFile) {
		ctx = SpringContextFactory
		.getClassPathApplicationContexFactory(classPathContextFile);
	}
	
	/**
	 * Instantiates a new spring external context impl.
	 * 
	 * @param classPathContextFiles the class path context files
	 */
	public SpringExternalContextImpl(String[] classPathContextFiles) {
		ctx = SpringContextFactory
		.getClassPathApplicationContexFactory(classPathContextFiles);
	}
	
	/* (non-Javadoc)
	 * @see org.jsemantic.core.context.external.ExternalContext#getCtx()
	 */
	public Object getCtx() {
		return ctx;
	}

	/* (non-Javadoc)
	 * @see org.jsemantic.core.context.external.ExternalContext#getObject(java.lang.Object)
	 */
	public Object getObject(Object arg0) {
		return ctx.getBean((String)arg0);
	}
	
}
